从"Blog"仓库中分离出来

src/main/java/cn/celess/blog/service/serviceimpl/WebUpdateInfoServiceImpl.java

@@ -0,0 +1,99 @@
+package cn.celess.blog.service.serviceimpl;
+
+import cn.celess.blog.enmu.ResponseEnum;
+import cn.celess.blog.entity.WebUpdate;
+import cn.celess.blog.entity.model.WebUpdateModel;
+import cn.celess.blog.exception.MyException;
+import cn.celess.blog.mapper.WebUpdateInfoMapper;
+import cn.celess.blog.service.WebUpdateInfoService;
+import cn.celess.blog.util.DateFormatUtil;
+import com.github.pagehelper.PageHelper;
+import com.github.pagehelper.PageInfo;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+
+/**
+ * @author : xiaohai
+ * @date : 2019/05/12 11:43
+ */
+@Service
+public class WebUpdateInfoServiceImpl implements WebUpdateInfoService {
+    @Autowired
+    WebUpdateInfoMapper webUpdateInfoMapper;
+
+
+    @Override
+    public WebUpdateModel create(String info) {
+        if (info == null || info.replaceAll(" ", "").isEmpty()) {
+            throw new MyException(ResponseEnum.PARAMETERS_ERROR);
+        }
+        WebUpdate webUpdate = new WebUpdate(info, new Date());
+        if (webUpdateInfoMapper.insert(webUpdate) == 0) {
+            throw new MyException(ResponseEnum.FAILURE);
+        }
+        return trans(webUpdate);
+    }
+
+    @Override
+    public Boolean del(long id) {
+        if (!webUpdateInfoMapper.existsById(id)) {
+            throw new MyException(ResponseEnum.DATA_NOT_EXIST);
+        }
+        return webUpdateInfoMapper.delete(id) == 1;
+    }
+
+    @Override
+    public WebUpdateModel update(long id, String info) {
+        WebUpdate webUpdate = webUpdateInfoMapper.findById(id);
+        if (webUpdate == null) {
+            throw new MyException(ResponseEnum.DATA_NOT_EXIST);
+        }
+        if (info == null || info.replaceAll(" ", "").isEmpty()) {
+            throw new MyException(ResponseEnum.PARAMETERS_ERROR);
+        }
+        webUpdate.setUpdateInfo(info);
+        webUpdateInfoMapper.update(id, info);
+        return trans(webUpdate);
+    }
+
+    @Override
+    public PageInfo<WebUpdateModel> pages(int count, int page) {
+        PageHelper.startPage(page, count);
+        List<WebUpdate> updateList = webUpdateInfoMapper.findAll();
+        PageInfo pageInfo = new PageInfo(updateList);
+        pageInfo.setList(list2List(updateList));
+        return pageInfo;
+    }
+
+    @Override
+    public List<WebUpdateModel> findAll() {
+        List<WebUpdate> all = webUpdateInfoMapper.findAll();
+        List<WebUpdateModel> webUpdateModels = new ArrayList<>();
+        for (WebUpdate w : all) {
+            webUpdateModels.add(trans(w));
+        }
+        return webUpdateModels;
+    }
+
+    @Override
+    public String getLastestUpdateTime() {
+        return DateFormatUtil.get(webUpdateInfoMapper.getLastestOne());
+    }
+
+    private List<WebUpdateModel> list2List(List<WebUpdate> webUpdates) {
+        List<WebUpdateModel> webUpdateModels = new ArrayList<>();
+        for (WebUpdate w : webUpdates) {
+            webUpdateModels.add(trans(w));
+        }
+        return webUpdateModels;
+    }
+
+    private WebUpdateModel trans(WebUpdate webUpdate) {
+        return new WebUpdateModel(webUpdate.getId(), webUpdate.getUpdateInfo(), DateFormatUtil.get(webUpdate.getUpdateTime()));
+    }
+
+}